Portable telephone housing



FIG. 1 is a left, front, bottom view of a portable telephone housing in a closed position showing our new design;

FIG. 2 is a left, front, bottom view thereof in an open position;

FIG. 3 is a right side plan view thereof in the closed position;

FIG. 4 is a right side plan view thereof in the open position;

FIG. 5 is a rear plan view thereof in the closed position;

FIG. 6 is a rear plan view thereof in the open position;

FIG. 7 is a top plan view thereof in the closed position; and,

FIG. 8 is a top plan view thereof in the open position.

The broken lines shown in FIGS. 1-8 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portable telephone housing, as shown and described. 